89510090

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 170097408

約数和(自身を除く): 80587318

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 103, 206, 215, 235, 430, 470, 515, 1030, 1849, 2021, 3698, 4042, 4429, 4841, 8858, 9245, 9682, 10105, 18490, 20210, 22145, 24205, 44290, 48410, 86903, 173806, 190447, 208163, 380894, 416326, 434515, 869030, 952235, 1040815, 1904470, 2081630, 8951009, 17902018, 44755045, 89510090]

約数ペア:

[(1, 89510090), (2, 44755045), (5, 17902018), (10, 8951009), (43, 2081630), (47, 1904470), (86, 1040815), (94, 952235), (103, 869030), (206, 434515), (215, 416326), (235, 380894), (430, 208163), (470, 190447), (515, 173806), (1030, 86903), (1849, 48410), (2021, 44290), (3698, 24205), (4042, 22145), (4429, 20210), (4841, 18490), (8858, 10105), (9245, 9682)]